August in Annecy is the sunniest month of the year. In August, the weather in Annecy is typically warm. Average daily high temperature in August is about 21 degrees above zero. On average, Annecy has 23 sunny, 4 rainy, and 4 partly cloudy days in August. The rains are usually light. August as well as {{month_nom: February}}, and {{month_nom: February}} is considered the most comfortable time to visit Annecy.